[7][8] Also in 2013, Welspun Renewables was registered with United Nations Framework Convention on Climate Change (UNFCCC) under the Clean Development Mechanism program of activities.

[9] In May 2014, the company commissioned a 19 MW solar power project in Chitradurga district of Karnataka.

In December 2016, the National Green Tribunal withdrew environmental clearance for the Mirzapur plant, making it unlikely that it will be built.

The Rs 9,249 crore ($1.4 billion) acquisition will give Tata control of Welspun's 1.14 GW of renewable energy capacity.

The main reasons for setting aside the clearances was due to concealing of certain facts, following questionable procedures for its EIA and unfair conduct of public hearing-terming the process of obtaining the green light as 'tainted' by the courts.